The Cherokee and the Pawnee <span>were relative tribes to the Sioux.
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A
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Military. Hope this helped
Because of advancements in weaponry and armor.<span />
The U.S. wanted to remain neutral due to public dissatisfaction with how the great-war(ww1) had turned out. War with Europe was the last thing on the American people's mind until we were attacked by Japan: we did not expect the attack from Japan, so this act alone shocked and angered the American public and government that, in turn, declared war on Japan by vote.